Setting a Reference to SharePoint 2013’s Microsoft.SharePoint.dll

A quick tip: someone asked us how to set a reference to Microsoft.SharePoint.dll, because searching for the terms how to set reference to server object model in “sharepoint 2013” didn’t provide results. A simple thing. Just add a reference and click Extensions, like so (don’t forget to set the platform target to x64, otherwise it won’t function correctly without really telling you):